Includes harness not shown in pictures. Don't buy an extra one unless you need to.
The item description and images fail to indicate that this item DOES include the ring terminal harness for permanent attachment to your battery. No need to purchase the item linked here: [[ASIN:B000NCOKZQ Battery Tender 081-0069-6 Ring Terminal Harness with Black Fused 2-Pin Quick Disconnect Plug]]
By . . on December 23, 2016